<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>${self.title()}</title>
</head>
<body>
    ${self.content()}
    ${self.js()}
</body>
</html>
<%def name="title()"></%def>
<%def name="js()"></%def>
<%def name="css()"></%def>
<%def name="content()">
    ${self.main()}
</%def>
<%def name="main()"></%def>